All of the times that four or more teams from one country has reached the knockout stage of the UEFA Champions League
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In the mid-to-late noughties, the Premier League nearly provided all four semi-finalists in the UEFA Champions League on a couple of occasions. However, not only would that be remarkably rare, it is rare to see four teams from a country in the first knockout stage, let alone the semis.
This is a look at all the times that four clubs from the same country have reached the knockout stage of a UEFA Champions League campaign…
2003/04 | Spain | Celta Vigo, Deportivo La Coruna, Real Madrid, Real Sociedad
2004/05 | England | Arsenal, Chelsea, Liverpool, Manchester United
2007/08 | England | Arsenal, Chelsea, Liverpool, Manchester United
2008/09 | England | Arsenal, Chelsea, Liverpool, Manchester United
2008/09 | Spain | Atletico Madrid, Barcelona, Real Madrid, Villarreal
2010/11 | England | Arsenal, Chelsea, Manchester United, Tottenham Hotspur
2012/13 | Spain | Barcelona, Malaga, Real Madrid, Valencia
2013/14 | England | Arsenal, Chelsea, Manchester City, Manchester United
2013/14 | Germany | Bayer Leverkusen, Bayern Munich, Borussia Dortmund, Schalke 04
2014/15 | Germany | Bayer Leverkusen, Bayern Munich, Borussia Dortmund, Schalke 04
2016/17 | Spain | Atletico Madrid, Barcelona, Real Madrid, Sevilla
2017/18 | England | Chelsea, Liverpool, Manchester City, Manchester United, Tottenham Hotspur
2018/19 | England | Liverpool, Manchester City, Manchester United, Tottenham Hotspur
2019/20 | England | Chelsea, Liverpool, Manchester City, Tottenham Hotspur
2020/21 | Germany | Bayern Munich, Borussia Dortmund, Borussia Monchengladbach, RB Leipzig
2020/21 | Spain | Atletico Madrid, Barcelona, Real Madrid, Sevilla
2021/22 | England | Chelsea, Liverpool, Manchester City, Manchester United
2022/23 | England | Chelsea, Liverpool, Manchester City, Tottenham Hotspur
2022/23 | Germany | Bayern Munich, Borussia Dortmund, Eintracht Frankfurt, RB Leipzig
Four or more teams from one country qualifying for the knockout stage has happened 19 times. Of those 19 times, more than half have happened in just the last six seasons.
The English Premier League has dominated this particularly statistic with four Premier League teams, and five in the 2017/18 campaign, qualifying for the knockouts in ten of the 19 times that it has happened. It has happened five times with Spanish La Liga clubs and four times with clubs from the German Bundesliga.